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1.发明授权
公开(公告)号：US6087670A
公开(公告)日：2000-07-11
申请号：US365835
申请日：1999-08-03
申请人： Kazuo Hiramoto , Masumi Umezawa , Koji Matsuda
发明人： Kazuo Hiramoto , Masumi Umezawa , Koji Matsuda
CPC分类号： H05H13/04 , H05H7/10 , A61N2005/1087
摘要： A synchrotron type accelerator including a deflecting electromagnet arranged on a circulating orbit of a charged particle beam, four-pole divergence electromagnets and four-pole convergence electromagnets arranged on said circulating orbit. A high frequency applying unit arranged on the circulating orbit for applying a high frequency electromagnetic field to the charged particle beam circulating and for increasing an amplitude of betatron oscillation of the particle beam to a level above a stability limit of resonance. A first deflector for beam ejection arranged on the circulating orbit for deflecting the charged particle beam excited above the stability limit of the resonance by the high frequency applying unit and a second deflector for beam ejection arranged on the circulating orbit used in pairs with the first deflector for beam ejection for introducing the charged particle beam deflected by the first deflector for beam ejection into an ejected beam transporting system. The deflecting electromagnet and the second deflector for beam ejection are arranged in this order at downstream with respect to the first deflector for beam ejection, and the four-pole divergence electromagnets are arranged at downstream with respect to the first deflector for beam ejection and upstream with respect to the deflecting electromagnet and at downstream with respect to the deflecting electromagnet and upstream with respect to the second deflector for beam ejection.
摘要翻译： 包括设置在带电粒子束的循环轨道上的偏转电磁体的同步加速器型加速器，设置在所述循环轨道上的四极发散电磁体和四极收敛电磁体。 布置在循环轨道上的高频施加单元，用于将高频电磁场施加到带电粒子束循环，并将粒子束的贝塔振荡幅度提高到高于谐振稳定极限的水平。 用于射流喷射的第一偏转器，布置在循环轨道上，用于偏转由高频施加单元激发的高于谐振稳定极限的带电粒子束，以及布置在与第一偏转器成对使用的循环轨道上的用于射束的第二偏转器 用于射出用于引入由第一偏转器偏转的带电粒子束，用于射束射出到射出的束传输系统中。 用于射束的偏转电磁体和第二偏转器相对于第一偏转器在下游依次布置以用于射束，并且四极分支电磁体相对于第一偏转器布置在下游，用于射出射流，并且在上游具有 相对于偏转电磁体并且在相对于偏转电磁体的下游以及相对于第二偏转器的上游，用于射束。
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公开(公告)号：US07755305B2
公开(公告)日：2010-07-13
申请号：US12129145
申请日：2008-05-29
申请人： Masumi Umezawa , Kazuo Hiramoto , Koji Matsuda
发明人： Masumi Umezawa , Kazuo Hiramoto , Koji Matsuda
CPC分类号： A61N5/10 , A61N2005/1074 , A61N2005/1087 , G21K1/043 , H05H7/10
摘要： A charged particle beam extraction system and method capable of shortening the irradiation time and increasing the number of patients treatable per unit time. The charged particle beam extraction system comprises a synchrotron for cyclically performing patterned operation including four steps of introducing, accelerating, extracting and decelerating an ion beam, an on/off switch for opening or closing connection between an RF knockout electrode and an RF power supply for applying RF power to the RF knockout electrode, and a timing controller for controlling on/off-timing of the on/off switch such that when extraction of the ion beam is stopped at least once during the extraction step of the synchrotron, an amount of the ion beam extracted from the synchrotron in one cycle is held substantially at a setting value.
摘要翻译： 一种带电粒子束提取系统和方法，其能够缩短照射时间并增加每单位时间可治疗的患者数量。 带电粒子束提取系统包括用于循环执行图案化操作的同步加速器，其包括引入，加速，提取和减速离子束的四个步骤，用于打开或关闭RF击穿电极和RF电源之间的连接的开/关开关， 将RF功率施加到RF击穿电极，以及定时控制器，用于控制开/关开关的接通/断开定时，使得当在同步加速器的提取步骤期间离子束的提取停止至少一次时， 在一个周期内从同步加速器提取的离子束基本保持在设定值。
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公开(公告)号：US20090283702A1
公开(公告)日：2009-11-19
申请号：US12129145
申请日：2008-05-29
申请人： Masumi Umezawa , Kazuo Hiramoto , Koji Matsuda
发明人： Masumi Umezawa , Kazuo Hiramoto , Koji Matsuda
IPC分类号： A61N5/00
CPC分类号： A61N5/10 , A61N2005/1074 , A61N2005/1087 , G21K1/043 , H05H7/10
摘要： A charged particle beam extraction system and method capable of shortening the irradiation time and increasing the number of patients treatable per unit time. The charged particle beam extraction system comprises a synchrotron for cyclically performing patterned operation including four steps of introducing, accelerating, extracting and decelerating an ion beam, an on/off switch for opening or closing connection between an RF knockout electrode and an RF power supply for applying RF power to the RF knockout electrode, and a timing controller for controlling on/off-timing of the on/off switch such that when extraction of the ion beam is stopped at least once during the extraction step of the synchrotron, an amount of the ion beam extracted from the synchrotron in one cycle is held substantially at a setting value.
摘要翻译： 一种带电粒子束提取系统和方法，其能够缩短照射时间并增加每单位时间可治疗的患者数量。 带电粒子束提取系统包括用于循环执行图案化操作的同步加速器，其包括引入，加速，提取和减速离子束的四个步骤，用于打开或关闭RF击穿电极和RF电源之间的连接的开/关开关， 将RF功率施加到RF击穿电极，以及定时控制器，用于控制开/关开关的接通/断开定时，使得当在同步加速器的提取步骤期间离子束的提取停止至少一次时， 在一个周期内从同步加速器提取的离子束基本保持在设定值。
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4.发明授权
公开(公告)号：US6008499A
公开(公告)日：1999-12-28
申请号：US984520
申请日：1997-12-03
申请人： Kazuo Hiramoto , Masumi Umezawa , Koji Matsuda
发明人： Kazuo Hiramoto , Masumi Umezawa , Koji Matsuda
CPC分类号： H05H13/04 , H05H7/10 , A61N2005/1087
摘要： An object of the present invention is to provide a small synchrotron type accelerator and a medical treatment system employing the same. In order to attain this object, according to the present invention, a synchrotron type accelerator includes: a deflecting electromagnet which is arranged on a circulating orbit of a charged particle beam; a first deflector for beam ejection by which the charged particle beam turning along the circulating orbit is deflected; and a second deflector for beam ejection which is used in pairs with the first deflector for beam ejection and by which the charged particle beam which has been deflected by the first deflector for beam ejection is introduced into an ejected beam transporting system, wherein both the deflecting electromagnet and the second deflector for beam ejection are arranged in this order downstream with respect to the first deflector for beam ejection.
摘要翻译： 本发明的目的是提供一种小同步加速器型加速器和采用该加速器的医疗处理系统。 为了实现该目的，根据本发明，同步加速器型加速器包括：设置在带电粒子束的循环轨道上的偏转电磁体; 用于射束的第一偏转器，带电粒子束沿着循环轨道转动通过该偏转器偏转; 以及用于射束的第二偏转器，其与用于射束的第一偏转器成对使用，并且已经被第一偏转器偏转以用于射束的带电粒子束被引入到射出的束传输系统中，其中两个偏转 电磁体和用于射出射束的第二偏转器相对于用于射出射束的第一偏转器以这个顺序排列。
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公开(公告)号：US06365894B2
公开(公告)日：2002-04-02
申请号：US09810589
申请日：2001-03-19
IPC分类号： H01J37147
CPC分类号： H01F7/20 , H01J37/1472 , H01J2237/152 , H05H7/04
摘要： An electromagnet comprises a pair of magnetic pole 1a and 1b, a return yoke 3, exciting coils 4 and 5, etc. In an interior portion of a magnetic pole, plural spacers 2a-2g are provided putting side by side in a horizontal direction. Each of the spaces 2a-2g is an air layer and a longitudinal cross-section is a substantially rectangular shape and the space has a lengthily extending slit shape in a vertical direction against a paper face in FIG. 1. The plural spaces are mainly arranged toward a right side from a beam orbit center O and an interval formed between adjacent spaces is narrower toward the right side. The electromagnet having a simple magnetic pole structure and a wide effective magnetic field area in a case where a maximum magnetic field strength is increased can be secured.
摘要翻译： 一个电磁铁包括一对磁极1a和1b，一个返回磁轭3，励磁线圈4和5等。在磁极的内部，多个间隔件2a-2g在水平方向上并排放置。 空间2a-2g中的每一个是空气层，纵向截面是大致矩形形状，并且空间在图1中相对于纸面在垂直方向上具有长延伸的狭缝形状。 多个空间主要从波束轨道中心O朝向右侧布置，并且相邻空间之间形成的间隔朝向右侧较窄。 可以确保在最大磁场强度增加的情况下具有简单的磁极结构和宽的有效磁场面积的电磁体。
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公开(公告)号：US06236043B1
公开(公告)日：2001-05-22
申请号：US09070934
申请日：1998-05-01
IPC分类号： H01J37147
CPC分类号： H01F7/20 , H01J37/1472 , H01J2237/152 , H05H7/04
摘要： An electromagnet comprises a pair of magnetic pole 1a and 1b, a return yoke 3, exciting coils 4 and 5, etc. In an interior portion of a magnetic pole, plural spacers 2a-2g are provided putting side by side in a horizontal direction. Each of the spaces 2a-2g is an air layer and a longitudinal cross-section is a substantially rectangular shape and the space has a lengthily extending slit shape in a vertical direction against a paper face in FIG. 1. The plural spaces are mainly arranged toward a right side from a beam orbit center O and an interval formed between adjacent spaces is narrower toward the right side. The electromagnet having a simple magnetic pole structure and a wide effective magnetic field area in a case where a maximum magnetic field strength is increased can be secured.
摘要翻译： 一个电磁铁包括一对磁极1a和1b，一个返回磁轭3，励磁线圈4和5等。在磁极的内部，多个间隔件2a-2g在水平方向上并排放置。 空间2a-2g中的每一个是空气层，纵向截面是大致矩形形状，并且空间在图1中相对于纸面在垂直方向上具有长延伸的狭缝形状。 多个空间主要从波束轨道中心O朝向右侧布置，并且相邻空间之间形成的间隔朝向右侧较窄。 可以确保在最大磁场强度增加的情况下具有简单的磁极结构和宽的有效磁场面积的电磁体。
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公开(公告)号：US07060997B2
公开(公告)日：2006-06-13
申请号：US11185717
申请日：2005-07-21
申请人： Tetsuro Norimine , Masumi Umezawa , Kazuo Hiramoto
发明人： Tetsuro Norimine , Masumi Umezawa , Kazuo Hiramoto
CPC分类号： A61N5/1048 , A61N5/1065 , A61N2005/1087 , G21K1/093 , G21K5/04 , H05H7/04
摘要： A particle therapy system is provided which can simply and quickly correct a beam orbit. In a particle therapy system provided with an irradiation facility comprising a first beam transport system for receiving a beam and transporting the beam to the patient side, and an irradiation nozzle for forming an irradiation field of the beam, the particle therapy system comprises first beam position monitors for detecting a position upstream of the irradiation nozzle at which the beam passes, second beam position monitors for detecting a position downstream of the irradiation nozzle at which the charged-particle beam passes, and first and second steering magnets. Correction bending amounts for causing the beam to be coincident with a predetermined orbit after the correction are determined in accordance with detected results from the first and second beam position monitors, and first and second steering magnets are excited under control so that the determined correction bending amounts are obtained.
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公开(公告)号：US20050247890A1
公开(公告)日：2005-11-10
申请号：US11185717
申请日：2005-07-21
申请人： Tetsuro Norimine , Masumi Umezawa , Kazuo Hiramoto
发明人： Tetsuro Norimine , Masumi Umezawa , Kazuo Hiramoto
CPC分类号： A61N5/1048 , A61N5/1065 , A61N2005/1087 , G21K1/093 , G21K5/04 , H05H7/04
摘要： A particle therapy system is provided which can simply and quickly correct a beam orbit. In a particle therapy system provided with an irradiation facility comprising a first beam transport system for receiving a beam and transporting the beam to the patient side, and an irradiation nozzle for forming an irradiation field of the beam, the particle therapy system comprises first beam position monitors for detecting a position upstream of the irradiation nozzle at which the beam passes, second beam position monitors for detecting a position downstream of the irradiation nozzle at which the charged-particle beam passes, and first and second steering magnets. Correction bending amounts for causing the beam to be coincident with a predetermined orbit after the correction are determined in accordance with detected results from the first and second beam position monitors, and first and second steering magnets are excited under control so that the determined correction bending amounts are obtained.
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公开(公告)号：US06936832B2
公开(公告)日：2005-08-30
申请号：US10872500
申请日：2004-06-22
申请人： Tetsuro Norimine , Masumi Umezawa , Kazuo Hiramoto
发明人： Tetsuro Norimine , Masumi Umezawa , Kazuo Hiramoto
CPC分类号： A61N5/1048 , A61N5/1065 , A61N2005/1087 , G21K1/093 , G21K5/04 , H05H7/04
摘要： A particle therapy system is provided which can simply and quickly correct a beam orbit. In a particle therapy system provided with an irradiation facility comprising a first beam transport system for receiving a beam and transporting the beam to the patient side, and an irradiation nozzle for forming an irradiation field of the beam, the particle therapy system comprises first beam position monitors for detecting a position upstream of the irradiation nozzle at which the beam passes, second beam position monitors for detecting a position downstream of the irradiation nozzle at which the charged-particle beam passes, and first and second steering magnets. Correction bending amounts for causing the beam to be coincident with a predetermined orbit after the correction are determined in accordance with detected results from the first and second beam position monitors, and first and second steering magnets are excited under control so that the determined correction bending amounts are obtained.
摘要翻译： 提供了一种可以简单快速地校正光束轨道的粒子治疗系统。 在设置有照射设备的颗粒治疗系统中，包括用于接收光束并将光束传送到患者侧的第一光束传输系统和用于形成光束的照射场的照射喷嘴，所述粒子治疗系统包括第一光束位置 用于检测光束通过的照射喷嘴上游的位置的监视器，用于检测带电粒子束通过的照射喷嘴下游的位置的第二光束位置监视器以及第一和第二转向磁体。 根据来自第一和第二光束位置监视器的检测结果确定用于使光束与校正后的预定轨道一致的校正弯曲量，并且在控制下激励第一和第二转向磁体，使得确定的校正弯曲量 获得。
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公开(公告)号：US06774383B2
公开(公告)日：2004-08-10
申请号：US10395144
申请日：2003-03-25
申请人： Tetsuro Norimine , Masumi Umezawa , Kazuo Hiramoto
发明人： Tetsuro Norimine , Masumi Umezawa , Kazuo Hiramoto
IPC分类号： H05H1304
CPC分类号： A61N5/1048 , A61N5/1065 , A61N2005/1087 , G21K1/093 , G21K5/04 , H05H7/04
摘要： A particle therapy system is provided which can simply and quickly correct a beam orbit. In a particle therapy system provided with an irradiation facility comprising a first beam transport system for receiving a beam and transporting the beam to the patient side, and an irradiation nozzle for forming an irradiation field of the beam, the particle therapy system comprises first beam position monitors for detecting a position upstream of the irradiation nozzle at which the beam passes, second beam position monitors for detecting a position downstream of the irradiation nozzle at which the charged-particle beam passes, and first and second steering magnets. Correction bending amounts for causing the beam to be coincident with a predetermined orbit after the correction are determined in accordance with detected results from the first and second beam position monitors, and first and second steering magnets are excited under control so that the determined correction bending amounts are obtained.
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